86187440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1511}}^1$

素因数の和:1578

約数の個数: 80

約数和(自身を含む): 215986176

約数和(自身を除く): 129798736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 620, 713, 920, 1240, 1426, 1511, 1840, 2480, 2852, 3022, 3565, 5704, 6044, 7130, 7555, 11408, 12088, 14260, 15110, 24176, 28520, 30220, 34753, 46841, 57040, 60440, 69506, 93682, 120880, 139012, 173765, 187364, 234205, 278024, 347530, 374728, 468410, 556048, 695060, 749456, 936820, 1077343, 1390120, 1873640, 2154686, 2780240, 3747280, 4309372, 5386715, 8618744, 10773430, 17237488, 21546860, 43093720, 86187440]

約数ペア:

[(1, 86187440), (2, 43093720), (4, 21546860), (5, 17237488), (8, 10773430), (10, 8618744), (16, 5386715), (20, 4309372), (23, 3747280), (31, 2780240), (40, 2154686), (46, 1873640), (62, 1390120), (80, 1077343), (92, 936820), (115, 749456), (124, 695060), (155, 556048), (184, 468410), (230, 374728), (248, 347530), (310, 278024), (368, 234205), (460, 187364), (496, 173765), (620, 139012), (713, 120880), (920, 93682), (1240, 69506), (1426, 60440), (1511, 57040), (1840, 46841), (2480, 34753), (2852, 30220), (3022, 28520), (3565, 24176), (5704, 15110), (6044, 14260), (7130, 12088), (7555, 11408)]